Conferencia

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Abstract:

An information theory description of finite systems explicitly evolving in time is presented. We impose a MaxEnt variational principle on the Shannon entropy at a given time while the constraints are set at a former time. The resulting density matrix contains explicit time odd components in the form of collective flows. As a specific application we consider the dynamics of the expansion in connection with heavy ion experiments. Lattice gas and classical molecular dynamics simulations are shown. © 2007 American Institute of Physics.

Registro:

Documento: Conferencia
Título:Information theory of open fragmenting systems
Autor:Gulminelli, F.; Chomaz, Ph.; Juillet, O.; Ison, M.J.; Dorso, C.O.
Ciudad:Iguazu
Filiación:LPC Caen (IN2P3 - CNRS / EnsiCaen et Université), F-14050 Caen Cédex, France
GANIL (DSM - CEA / IN2P3 - CNRS), B.P.5027, F-14076 Caen Cédex 5, France
Departamento de Física, FCEyN, Ciudad Universitaria (1428), Buenos Aires, Argentina
Palabras clave:Collective flow; Information theory; Multifragmentation
Año:2007
Volumen:884
Página de inicio:332
Página de fin:339
DOI: http://dx.doi.org/10.1063/1.2710601
Título revista:6th Latin American Symposium on Nuclear Physics and Applications
Título revista abreviado:AIP Conf. Proc.
ISSN:0094243X
PDF:https://bibliotecadigital.exactas.uba.ar/download/paper/paper_0094243X_v884_n_p332_Gulminelli.pdf
Registro:https://bibliotecadigital.exactas.uba.ar/collection/paper/document/paper_0094243X_v884_n_p332_Gulminelli

Referencias:

  • Jaynes, E.T., Information theory and statistical mechanics (1963) Statistical Physics, Brandeis Lectures, 3, p. 160
  • Gulminelli, F., Chomaz, P., (2002) Phys. Rev. E, 66, p. 46108
  • Gross, D.H.E., Microcanonical thermodynamics: Phase transitions in finite systems (2001) Lecture Notes in Physics, 66. , Springer
  • Bondorf, J.P., (1995) Phys. Rep, 257, p. 133
  • Becattini, F., (2004) Phys.Rev, C69, p. 024905
  • Braun-Munzinger, P., Invited review for Quark Gluon Plasma, 3. , eds. R. C. Hwa and Xin-Nian Wang, World Scientific Publishing
  • The ensemble of events dynamically prepared may be characterized by an information about size and shape more complex than the simple mean square root radius. In this case other constraints can be introduced such as R̂4 if the radii fluctuations contain non-trivial information or Q̂2, 2Ẑ2, X̂2, Ŷ2 if the system is not spherical in average but has a finite quadrupole deformation; Chomaz, P., Gulminelli, F., Juillet, O., Ann. Phys, , in press
  • Gulminelli, F., Chomaz, P., (2004) Nucl. Phys, 734 A, p. 581
  • Richert, J., Wagner, P., (2001) Phys. Rep, 350, p. 1
  • Ison, M., in preparation; Chernomoretz, A., (2003) Nucl. Phys, A723, p. 229
  • Fisher, M.E., (1967) Physics, 3 (5), p. 255
  • Jou, D., (2001) Thermodynamics of fluids underflow, , Springer

Citas:

---------- APA ----------
Gulminelli, F., Chomaz, Ph., Juillet, O., Ison, M.J. & Dorso, C.O. (2007) . Information theory of open fragmenting systems. 6th Latin American Symposium on Nuclear Physics and Applications, 884, 332-339.
http://dx.doi.org/10.1063/1.2710601
---------- CHICAGO ----------
Gulminelli, F., Chomaz, Ph., Juillet, O., Ison, M.J., Dorso, C.O. "Information theory of open fragmenting systems" . 6th Latin American Symposium on Nuclear Physics and Applications 884 (2007) : 332-339.
http://dx.doi.org/10.1063/1.2710601
---------- MLA ----------
Gulminelli, F., Chomaz, Ph., Juillet, O., Ison, M.J., Dorso, C.O. "Information theory of open fragmenting systems" . 6th Latin American Symposium on Nuclear Physics and Applications, vol. 884, 2007, pp. 332-339.
http://dx.doi.org/10.1063/1.2710601
---------- VANCOUVER ----------
Gulminelli, F., Chomaz, Ph., Juillet, O., Ison, M.J., Dorso, C.O. Information theory of open fragmenting systems. AIP Conf. Proc. 2007;884:332-339.
http://dx.doi.org/10.1063/1.2710601